TTM20162015201420132012
Restaurant-level operating margin20.3%21.0%21.8%21.3%22.3%22.9%
Restaurant-level operating margin growth (bps)-87-8348-103-5292
Operating margin3.1%4.8%5.1%5.0%5.4%4.3%
Operating margin growth (bps)-153-329-37110-33
Net profit margin2.1%3.3%3.8%4.3%4.8%3.6%
Net profit margin growth (bps)-106-56-49-45114-40

Notes:Restaurant-level operating margin represents restaurant-level operating income, which equals company-operated restaurants sales minus company-operated restaurant costs, which includes cost of goods sold (food, beverage and packaging), labor, occupancy and other operating costs, expressed as a % of company-operated restaurant sales